Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Route 1-50 > Illinois State Route 40
 | Illinois State Route 40 |
Illinois State Route 40 is a north-south highway in Western Illinois. It runs from the Peoria Metro Area to near Mt. Carroll, in northwestern Illlinois. Info on IL St Rt 40 is broken down by county below.
23 November 2010
